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Enterprise Java
Calculating A Co-Occurrence Matrix with Hadoop
This post continues with our series of implementing the MapReduce algorithms found in the Data-Intensive Text Processing with MapReduce book.…
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Core Java
When using direct memory can be faster
Overview Using direct memory is no guarantee of improving performance. Given it adds complexity, it should be avoided unless you…
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Software Development
When Premature Optimization Isn’t
Earlier this month, I decided I wanted to write a post on not all optimization being premature optimization after hearing…
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Enterprise Java
Forcing Tomcat to log through SLF4J/Logback
So you have your executable web application in JAR with bundled Tomcat (make sure to read that one first). However…
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Enterprise Java
Event streaming with MongoDB
MongoDB is a really great “NoSQL” database, with a very wide range of applications. In one project that we are…
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Software Development
Not All Optimization Is Premature
The other day the reddit community discarded my advice for switching from text-based to binary serialization formats. It was labeled…
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Career
How many Java developers are there in the world?
Oracle says it’s 9,000,000. Wikipedia claims it’s 10,000,000. And the guys from NumberOf.net seem to be the most precise –…
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Career
Interview Prep For Geeks
Failing an interview due to a lack of qualifications is forgivable, but it is tragic when highly qualified candidates do…
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Agile
Why Scrum Won
In the 1990s and early 2000s a number of different lightweight ‘agile’ development methods sprung up. Today a few shops…
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